grai相关论文
Evolution of grain size and grain shape during thermomechanical processing in a powder metallurgical
With a strain rate range of 0.01-10 s-1and a deformation temperature range of 1110-1200℃,the isothermal compression tes......
Morphology and orientation evolution of Cu6Sn5 grains on (001)Cu and (011)Cu single crystal substrat
The morphology and orientation evolution of Cu6Sn5 grains formed on (001)Cu and (011)Cu single crystal substrates under ......
Origins of high ductility exhibited by an extruded magnesium alloy Mg-1.8Zn-0.2Ca:Experiments and cr
Low ductility and strength are major bottlenecks against Mg alloys\'wide applications.In this work,we systematically d......
A novel design scheme of hot stamping, quenching and partitioning process was conducted in a quenchable boron steel to o......
Identification of 3.5 Ga detrital zircons from Yangtze craton in south China and the implication for
The LA-ICP-MS U-Pb dating of hundreds of detrital zircon grains from the Sinian sandstones of Liantuo formation and till......
Effects of Composition and Thermal Cycle on Transformation Behaviors, Thermal Stability and Mechanic
The phase transformation behavior, mechanical properties, and the thermal stability of CuAlAg alloy were studied andmin......
The homozygous T3 transgenic lines with sense OsCBL8 gene and antisense OsCBL8 gene obtained by agro-transformation were......
The solidification structure was simulated by the commercial software CALCOSOFT under the real cooling condition during ......
According to archaeological investigation and preliminary excavation, the Yangjia Site, located in the northern Taihu La......
High density nano-scale deformation twins were introduced in the surface layer of Cu sample by means of surface mechanic......
From the viewpoint of production engineering, microforming is considered as an effective process to fabricate various mi......
Effects of Sb,Sm, and Sn additions on the microstructure and mechanical properties of Mg-6Al-1.2Y-0.
The microstructure and mechanical properties of Mg-6Al-1.2Y-0.9Nd magnesium alloy with Sb, Sm, or Sn addition were inves......
Cylindrical components of in situ functionally gradient composite materials of Al-19Si-5Mg alloy were manufactured by ce......
The microstructural evolution and wear properties of Ni60/high-aluminum bronze composite coatings wi
The directional structure of Ni60/high-aluminum bronze composite coating was formed using induction remelting and forced......
The influence of casting parameters on stray grain formation of a unidirectionally solidified superalloy IN738LC casting......
Pt and Ir coatings were produced by double glow plasma technology on the surface of Ti alloy substrates. The chemical co......
The microstructures of the oxide layers formed on near(0001) plane of Zircaloy-4 were investigated by autoclave tests at......
Cooling Rate Sensitivity of RE-Containing Grain Refiner and Its Impact on the Microstructure and Mec
The cooling rate sensitivities of Al Ti B, RE and Al Ti B–RE refiners were investigated using laboratory experiments an......
The effects of the pre-deformation on the microstructure, mechanical properties and corrosion resistance of Al–Cu–Mg–......
制造活动的发展已从原始的手工制造发展成为机器制造(单机)、流水线制造进而进入了柔性制造系统时期并开始向高度自动化的未来工......
The genetic diversity of 35 wheat varieties was analyzed by hierarchical clustering and regression analysis based on yie......
Accumulation of Protein Fractions during Grain Filling of Wheat Genotypes Differing in Protein Conte
The accumulation of protein fractions was analyzed on developing and mature wheat grains of three cultivars differing in......
,Segregation behavior and embrittling effect of lanthanide La, Ce, Pr, and Nd at ∑3(111) tilt symmet
The migration of lanthanide fission products to cladding materials is recognized as one of the key causes of fuelcladdin......
Time series bioaccumulation of rare earth elements (REEs) in field-grown wheat with and without a dressing of extraneous......
A two-factorial experiment was conducted with two wheat cultivars, SN1391 (large spike and large grain) and GC8901 (mult......
企业诊断是改善企业管理工作提高企业经济效益的有效手段,是企业管理与CIM研究的新领域和需要值得关注的重要内容.该文提出了基于......
The isothermal single-stage compression of 35CrMo structural steel has been carried out by using Gleeble 1500 simulator......
Effects of TMCP Schedule on Precipitation, Microstructure and Properties of Ti-microalloyed High Str
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
本文基于能值生态足迹法（Emergy Ecological Footprint，EEF）对日照市单位面积耕地的利用的可持续性进行研究。结果表明：在研究时段内，日......
在室温下,挤压态镁合金丝材最大累计面积减少61％,并对所得材料进行退火处理以细化晶粒.在室温下以恒定的应变速率对拉拔态和退火态......
通过研究苦荞粒重、粒形与蛋白组分含量的遗传变异和相关性,探索影响苦荞蛋白组分含量的主要性状,筛选综合性状优良的株系。以小米......
分析了国内新常态时期粮食安全保障所面临的资源与环境约束,探析了地方粮食储备机制对国内粮食安全的重要影响.提出了要坚持国家宏......
通过不同播期、播种密度和氮肥运筹方式对不同冬小麦品种籽粒产量及构成因子影响的研究,探讨了通过调控播期、密度及氮肥运筹方式......
The production of low-temperature reheated grain-oriented silicon steel is mainly based on the acquired inhibitor method......
以CSP流程生产的含B和无B的SPHD冷轧基板为实验材料,运用拉伸实验、金相观察、SEM、TEM和EBSD手段,对比分析了两种钢的力学性能、......
通过植物形态学与作物遗传学的研究与文献资料的相互印证。认定早在4000多年前的甲骨文中中华民族已认识到只在近代才建立的作物产......
在高肥条件下，研究灌浆期干旱对两个抗旱性不同的旱地小麦品种旗叶衰老和籽粒产量的影响。结果表明，豫麦２号抗旱系数为０．９０麦现为旗叶叶绿......
对高大平房仓膜下内环流熏蒸进行试验。由于内环流管网风道布置合理，熏蒸气体在高大粮堆中均匀分布，各部位PH3浓度快速达到有效浓度，......
...
＂粮食丰产科技工程＂是由科技部、农业部、财政部、国家粮食局联合东北、华北、长江中下游3大平原12个粮食主产省人民政府于2004年共......
采用OM、SEM、EDS、XRD等研究复合变质剂组成对AZ91D镁合金铸态和固溶态组织的影响,并分析晶粒细化作用机理。结果表明,适当加入三......
通过留山盆地上三叠统概率累积曲线、粒度参数和C-M图解等分析,沉积物粒度特征主要反映了扇三角洲泥石流、水下分流河道和河口坝沉......
采用静态暗箱-气相色谱法对太湖地区水稻生态系统甲烷（CH4）排放进行田间原位观测，共设置无氮（NN）、常规（FP）、增产增效（YE）（增产10％～15％，氮肥利用......
The warm-hot deformation behavior of CF53 steel was studied with hot compression tests at temperature of 1 123 ~1 273 K ......
采用显微硬度、拉伸试验、XRD、光学显微镜等手段,对紫铜深冷处理前后的力学性能和组织进行了对比分析。结果表明,深冷处理24 h后,......
设计了一种具备粮食在线管理功能的智能化散粮运输车系统,该系统包括粮情检测分系统、智能环控分系统、智能终端、远程管理平台四......
